Alphasonik Dynamis 500 Series 12" Car Audio Subwoofer | Alphasonik
BOSS Audio Systems CH12DVC Chaos Series 12 Inch Car Audio Subwoofer - 1800 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, For Truck, Boxes and Enclosures, Use With Amplifier
12" Custom Hand Built Subwoofer 5000rms (Team 12) - EM Audio Subwoofers
Amazon.com: Planet Audio BBD12B 12 Inch Car Subwoofer - 2500 Watts Maximum Power, Dual 4 Ohm Voice Coil, Sold Individually, Black : Electronics
BOSS Audio Systems CXX124DVC Chaos Exxtreme Series 12 Inch Car Audio Subwoofer - 1200 Watts Max, Dual 4 Ohm Voice Coil, For Truck, Boxes and Enclosures, Use With Amplifier